EBD C22.11-6422
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Geophysical abstracts |
1 |
EBD C22.11-6423
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Compendium on limes in hydrometallurgy and flotation |
1 |
EBD C22.11-6424
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Explosions in Tennessee coal mines |
1 |
EBD C22.11-6425
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Factors involved in heap leaching of copper ores |
1 |
EBD C22.11-6426
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Twenty live reasons for first-aid training in California |
1 |
EBD C22.11-6427
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Safety consciousness |
1 |
EBD C22.11-6428
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Paramount issue |
1 |
EBD C22.11-6429
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Method and cost of recovering quicksilver from low-grade ore at reduction plant of Sulphur Bank Syndicate, Clearlake, Calif |
1 |
EBD C22.11-6430
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Milling methods and costs at lead-zinc concentrator of Treadwell Yukon Co., Ltd., at Tybo, Nev |
1 |
EBD C22.11-6431
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Street paving in representative American cities, 1925-1929 |
1 |
EBD C22.11-6432
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Requirements for bolts and similar fastenings for permissible electrical equipment |
1 |
EBD C22.11-6434
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Supervision as means of preventing accidents from falls of roof and coal |
1 |
EBD C22.11-6435
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Safety cars of U.S. Bureau of Mines |
1 |
EBD C22.11-6436
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Some runaway car trips on inclines at coal mines |
1 |
EBD C22.11-6437
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Magnesite |
1 |
EBD C22.11-6439
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Effect on workers of air conditions |
1 |
EBD C22.11-6440
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Mining methods and practices at United Verde Copper Mine, Jerome, Ariz |
1 |
EBD C22.11-6442
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Specially recommended trailing cables |
1 |
EBD C22.11-6444
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Mining laws of Dominican Republic |
1 |
EBD C22.11-6445
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Resistivity measurements upon artificial beds |
1 |